Answer: Not sureExplanation: I am not sure. I have seen in the res. market a far amount of both. But with our larger commercial and industrial clients coal would be #1 flowed by LNG then an arg. of oil boilers. #2 #6

Answer: TrueExplanation: Oil heat is most common in the northeast and parts of the northern Midwest. The rest of the country has had readily available natural gas for a long period of time. Typically a gas-powered boiler is less expensive to install because it operates at lower temperatures.